html,body{
	height: 100%;
	width: 100%;
}
.main_body{
	position: fixed;
	width: 100%;
	height: 100%;
}
.head_box{
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	z-index: 10;
	padding: 10px 20px;
	background: url(../images/head_bg.jpg) no-repeat top center;
	background-size: 100% auto;
	box-sizing: border-box;
}
.sign_out{
	width: 24px;
	height: 24px;
	background: url(../images/sign_out.png) no-repeat center center;
	background-size: 100% auto;
	cursor: pointer;
	margin-top: 18px;
	margin-left: 20px;
	cursor: pointer;
}

.logo_box{
	height: 60px;
	/* width: 60px;
	border-radius: 50%; */
	overflow: hidden;
	/* background-color: #FFFFFF; */
	/* box-shadow: 0 0 10px #963911; */
	/* padding: 5px; */
	box-sizing: border-box;
}
.logo_img{
	height: 100%;
}
.logo_text{
	margin-left: 10px;
	font-size: 34px;
	line-height: 60px;
	text-shadow:  0 0 10px #963911;
	color: #fff;
	font-weight: bold;
}
.user_text{
	line-height: 60px;
	color: #fff;
	font-weight: bold;
	font-size: 16px;
}

.courseware_box{
	position: fixed;
	bottom: 0;
	height: calc(100vh - 80px);
	width: 100%;
	box-sizing: border-box;
	padding: 20px 0;
}
.swiper_courseware_box{
	height: 100%;
	width: 100%;
	margin: 0 auto;
	padding: 0 50px;
	box-sizing: border-box;

}
.swiper_courseware_box .swiper-slide{
	height: 50%;
	box-sizing: border-box;
	padding: 10px;
}

.courseware_list{
	height: 100%;
	box-sizing: border-box;
	border-radius: 10px;
	overflow: hidden;
	cursor: pointer;
	position: relative;
}
.courseware_img{
	width: 100%;
	height: 100%;
	object-fit: cover;
	overflow: hidden;
	border-radius: 10px;
}
.courseware_name{
	position: absolute;
	left: 0;
	bottom: 0;
	width: 100%;
	padding: 10px;
	color: #fff;
	background-color: rgba(0,0,0,0.5);
	font-weight: bold;
}

.bar_box{
	position: absolute;
	width: 1100px;
	background-color: #FFFFFF;
	height: 70%;
	left: 50%;
	top: 50%;
	transform: translate(-50%,-50%);
	-webkit-transform: translate(-50%,-50%);
	border-radius: 10px;
	padding: 20px;
	padding-top: 86px;
	box-sizing: border-box;
}
.close_icon{
	position: absolute;
	right: -50px;
	top:-50px;
	width: 40px;
	cursor: pointer;
}
.sub_btn{
	border: 0 none;
	width: 100px;
	height: 44px;
	cursor: pointer;
	background-color: #f4692e;
	border-radius: 5px;
	color: #fff;
	font-family: "微软雅黑";
	font-size: 16px;
	margin: 0 20px;
}
.sub_btn:hover{
	background-color: #ce5320;
}
.sub_btn[disabled]{
	background-color: #999;
}
.sub_btn[disabled]:hover{
	background-color: #999;
}
.curr_bar_box{
	line-height:44px;
	position: absolute;
	left: 0;
	width: 100%;
	top: 0;
	padding: 20px;
	padding-bottom: 0;
	box-sizing: border-box;
}
.bar_box_list ul{
	overflow: hidden;
}
.bar_box_list ul li{
	float: left;
	width: 49%;
	margin-right: 2%;
	box-sizing: border-box;
	border-radius: 5px;
	background-color: #f5f5f5;
	padding:20px 10px;
	margin-bottom: 20px;
	text-align: center;
	position: relative;
	cursor: pointer;
	height: 85px;
}
.bar_box_list ul li:hover{
	background-color: #ffede5;
}
.bar_box_list ul li.active{
	background-color: #ffede5;
}
.chapter_text{
	position: absolute;
	left: 0;
	top: 0;
	background-color: #f4692e;
	padding: 10px;
	color: #FFFFFF;
	border-top-left-radius: 5px;
	border-bottom-right-radius: 5px;
}
.bar_box_list ul li:nth-child(2n){
	margin-right: 0;
}
.bar_box_list{
	height: 100%;
}

.course_box{
	position: fixed;
	bottom: 0;
	height: calc(100vh);
	width: 100%;
	box-sizing: border-box;
	padding: 20px;
}
.course_main{
	box-shadow: 0 0 10px #ccc;
	width: 100%;
	height: 100%;
	border-radius: 10px;
	position: relative;
	box-sizing: border-box;
	padding: 5px;
	padding-left:120px;
}
.course_main_title{
	width: 100%;
	position: absolute;
	top: 0;
	left: 0;
	padding: 10px 20px;
	font-size: 22px;
	line-height: 40px;
	box-sizing: border-box;
}
.course_main_title .sub_btn{
	height: 40px;
}
.course_name_list{
	width: 150px;
	position: absolute;
	left: -6px;
	top:30px;
	bottom: 20px;
}
.course_name_list ul{
	padding: 0 15px;
	height: 100%;
	box-sizing: border-box;
}
.course_name_list ul li{
	width: 101px;
	background-color: #F5F5F5;
	text-align: center;
	padding: 10px;
	box-sizing: border-box;
	margin-bottom: 10px;
	cursor: pointer;
	border: 1px solid #F5F5F5;
}
.course_name_list ul li.active{
	color: #f4692e;
	font-size: 16px;
	border-color: #F4692E;
	font-weight: bold;
}

.course_name_list ul li.small{
	width: 30px;
	display: inline-block;
	margin-bottom: 10px;
	padding:5px;
	margin-right: 5px;
}

.course_name_list ul li:hover{
	color: #f4692e;
	border-color: #F4692E;
	font-weight: bold;
}
.course_main_info{
	width: 100%;
	height: 100%;
	box-sizing: border-box;
	position: relative;
}
.course_order_graphic{
	width: 100%;
	height: 100%;
	border-radius: 8px;
	overflow: hidden;
}
.course_main_graphic{
	width: 100%;
	height: 100%;
	box-sizing: border-box;
	padding: 0 20px;
}
.course_main_graphic img{
	margin: 0 auto;
	max-width: 100%;
}
.course_main_graphic p{
	font-size: 16px;
	margin-bottom: 10px;
	line-height: 1.8em;
}
.course_btn{
	position: absolute;
	right: 10px;
	top: 5px;
	width: 40px;
	cursor: pointer;
	/*z-index: 20;*/
}
.course_visibility{
	visibility:hidden;
	pointer-events: auto;
}

.video_main{
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.video_title_box{
	position: absolute;
	left: 0;
	top: 0;
	background: -webkit-linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0)); /* Safari 5.1 - 6.0 */
	background: -o-linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0)); /* Opera 11.1 - 12.0 */
	background: -moz-linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0)); /* Firefox 3.6 - 15 */
	background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0)); /* 标准的语法 */
	padding: 10px 15px 15px 15px;
	box-sizing: border-box;
	width: 100%;
	z-index: 10;
}
.video_title{
	color: #fff;
	font-size: 18px;
	line-height: 26px;
}
.video_speed{
	overflow: hidden;
}
.video_speed li{
	float: left;
	color: #ddd;
	line-height: 24px;
	border: 1px solid #ddd;
	margin-left: 10px;
	padding: 0 10px;
	cursor: pointer;
	border-radius: 5px;
}
.video_speed li.active{
	color: #f4692e;
	border-color: #f4692e;
}
.video_speed li:hover{
	color: #f4692e;
	border-color: #f4692e;
}

.course_swiper_box{
	width: 100%;
	height: 100%;
}
.course_list{
	width: 100%;
	height: 100%;
	position: relative;
}
.btn{
	position:absolute;bottom:20px;border-radius: 10px;
}
.course_list_img{
	width: 100%;
	height: 100%;
	object-fit: contain;
	background: no-repeat center center;
	background-size: contain;
}
.course_list_name{
	position: absolute;
	left: 0;
	top: 0;
	background: -webkit-linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0)); /* Safari 5.1 - 6.0 */
	background: -o-linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0)); /* Opera 11.1 - 12.0 */
	background: -moz-linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0)); /* Firefox 3.6 - 15 */
	background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0)); /* 标准的语法 */
	padding: 10px 15px 15px 15px;
	box-sizing: border-box;
	width: 100%;
	z-index: 10;
	color: #fff;
	font-size: 18px;
}
.course_swiper_box .course_pagination_main{
	bottom: 6px;
	z-index: 10;
}
.pagination_span{
	width: 24px;
	height: 24px;
	line-height: 24px;
	text-align: center;
	color: #fff;
}
.pagination_span.swiper-pagination-bullet-active{
	background-color: #f4692e;
}
.audio_main{
	position: absolute;
	bottom: 10px;
	left: 2%;
	width: 96%;
}

.login_bg{
	background: url(../images/login_bg.jpg) no-repeat bottom center;
}
.login_main{
	position: absolute;
	left: 50%;
	top:50%;
	background-color: #fff;
	padding: 30px;
	box-shadow: 0 0 10px #fe9062;
	transform: translate(-50%,-50%);
	-webkit-transform: translate(-50%,-50%);
	border-radius: 5px;
}
.login_code{
	width: 300px;
}
.login_logo{
	height: 50px;
}
.login_text{
	line-height: 50px;
	font-size: 26px;
	margin-left: 10px;
}
.input_item{
	margin-top: 10px;
}
.input_label{
	font-size: 16px;
}
.input_main{
	width: 100%;
	height: 44px;
	border: 2px solid #ddd;
	margin-top: 5px;
	border-radius: 5px;
	line-height: 1.5em;
	font-family: "微软雅黑";
	box-sizing: border-box;
	font-size: 16px;
	padding: 0 10px;
}
.input_btn{
	width: 100%;
	border: 0 none;
	height: 44px;
	margin-top: 10px;
	border-radius: 5px;
	font-size: 16px;
	font-family: "微软雅黑";
	background-color: #f4692e;
	color: #fff;
	cursor: pointer;
}
.input_btn:hover{
	background-color: #d64a0f;
}

.bar_conent_left{
	float: left;
	height: 100%;
	overflow: auto;
	width: 50%;
	border-right: 1px solid #eee;
	box-sizing: border-box;
	padding: 0 20px;
}
.bar_conent_left_item{
	margin-top: 20px;
}
.bar_conent_right{
	float: left;
	height: 100%;
	overflow: auto;
	width: 50%;
	box-sizing: border-box;
	padding: 0 20px;
}
.progress_box{
	position: fixed;
	z-index: 10;
	top: 0;
	left: 0;
	width: 0;
	height: 4px;
	background-color: #007AFF;
}

.bar_title_box{
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	line-height: 60px;
}
.bar_btn_box{
	position: absolute;
	left: 0;
	bottom:18px;
	width: 100%;
}